County Maps (Beta Version)

Below are links to pages to downloadable detailed broadband inventory maps for each of Illinois' counties.

What do these maps show?

• These are printer-friendly maps that include broadband coverage, cities and towns, county boundaries, and detailed road information. The data contained within these maps are currently in beta version.
• These maps represent 104 Illinois broadband providers.
• 98.65% of Illinois households have access to terrestrial fixed broadband service of at least 768Kbps downstream and 200Kbps upstream (excluding mobile and satellite services).
• 1.35% of Illinois households are unserved by a terrestrial fixed broadband provider, representing approximately 61,950 unserved households that do not have access to a fixed wireless or wired broadband service offering (excluding mobile and satellite service).
• With mobile broadband service included, 99.83% or 4,584,061 Illinois households have access to broadband service of at least 768Kbps downstream and 200Kbps upstream.
• This analysis is conducted through a geoprocessing tool that analyzes Census Block demographics with the aggregated broadband service overlay from the provider data. For more information about the methodology, please click here.

Latest update: October 1, 2010